Abstract:
PURPOSE: An organic electroluminescent compound is provided to excellent luminous efficiency and life time properties, thereby using for manufacturing an organic electroluminescent device of which driving life time is very superior. CONSTITUTION: An organic electroluminescent compound is in chemical formula 1. An organic electroluminescent device comprises the organic electroluminescent compound, the organic electroluminescent compound is using as material for hole injection or hole transport. The organic electroluminescent compound comprises a first electrode, a second electrode, and one or more organic material layer between the first electrode and the second electrode. The organic layer comprises the organic electroluminescent compound in chemical formula 1. The organic layer comprises a light emitting layer and a charge generating layer at the same time.
Abstract:
PURPOSE: An organic electroluminescent compound is provided to ensure excellent luminous efficiency, lifetime property, and driving durability of a device and to manufacture an OLED device with improved power consumption by inducing power efficiency. CONSTITUTION: An organic electroluminescent compound is represented by chemical formula 1. In chemical formula 1, A1-A3 are independently CR or N; Ar1 and Ar2 are independently hydrogen, substituted or unsubstituted (C6-C30) aryl or substituted or unsubstituted (C3-C30) heteroaryl; R and R1-R12 are independently hydrogen, deuterium, halogen, substituted or unsubstituted C1-C3 alkyl, and substituted or unsubstituted (C6-C30) aryl; W is -(CR51R52)m-, -(R51)C=C(R52)-, -N(R53)-, -S-, -O-, -Si(R54)(R55)-, -P(R56)-, -P(=O)(R57)-, -C(=O)- or -B(R58)-; and m is 0, 1 or 2.
Abstract:
PURPOSE: An organic electroluminescent compound, and an organic electroluminescent device including thereof are provided to produce an organic light emitting diode device with the excellent lifetime property, with the improved luminous efficiency of the compound. CONSTITUTION: An organic electroluminescent compound includes a structure marked with chemical formula 1. In the chemical formula 1, A ring and B ring are a monocyclic or polycyclic aromatic ring, a monocyclic or polycyclic hetero aromatic ring, a 5 or 6 membered hetero aromatic ring fused with the aromatic ring, or a monocyclic or polycyclic hetero aromatic ring fused with the aromatic ring. An organic electroluminescent device includes the organic electroluminescent compound.
Abstract:
PURPOSE: An electroluminescent device is provided to improve the luminous efficiency of the device by containing an electroluminescent compound in which more than one 1 or 2- naphthyl is substituted on an arylamine group, and to improve the chromatic purity and durability. CONSTITUTION: An electroluminescent device comprises an organic layer inserted in between a positive electrode and a negative electrode on a substrate. The organic layer includes a light emitting layer containing more than one dopant compound marked as chemical formula 1, and more than one host compound marked as chemical formula 2. In the chemical formula 1, Ar1~Ar4 are substituted or non-substituted aryl with C6~C30, or substituted or non-substituted heteroaryl with C3~C30, respectively. At least one of the Ar1~Ar4 is substituted or non-substituted1 or 2- naphthyl.
Abstract:
PURPOSE: An organic electroluminescent compound is provided to ensure excellent luminous efficiency, lifetime property of materials, and proper color coordinate and to obtain an organic electroluminescent device with good driving durability. CONSTITUTION: An organic electroluminescent compound has a compound represented by chemical formula 1. In chemical formula 1, A and B are a saturated 5-membered or 6-membered heterocyclic amino group, a substituent selected from functional groups represented by chemical formulas 1-a, 1-b, 1-c, and 1-d, wherein the saturated 5-membered or 6-membered heterocyclic amino group may contain one or more hetero atoms selected from NR36, O or S; a and b are an integer of 0-4.